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In this paper,based on principles of differential geometry, authors illustrated the conditions of forming false twist and rules of friction's variations,abtained simplified formula for calculation of torsional moment .

本文应用微分几何的原理详细论述了假捻产生的条件及摩擦力的变化规律，推导出纱条扭矩的简化计算公式。

Results show that they both have good power-law correlation with total cloud amount,and have obvious seasonal variations.

结果表明：我国地气系统短波辐射云强迫及其敏感性系数都与总云量有较好的非线性相关，呈幂指数形式，且季节变化明显。

It is found that two main EOF modes of turbulent heat fluxes mainly describe the flux variations in two trade wind regions.

发现湍动热通量的前两个EOF模态主要描述的是位于ITCZ南北两侧的信风区的湍动热通量的变化。

The variations with time of transient thermophysical parameters in cylinder can be calculated.

通过对推演得出的方程组进行联立求解，可得到缸内瞬态热物理参量的变化历程。

In addition, the load-current-injected control is employed to improve the transient response of output voltage in the load variations.

另外，也利用负载电流注入法的控制架构，改善因负载变动所引起的输出电压暂态响应，提升稳压性能。

Although the fact of intra-ring or circumferential δ〓C variations in tree rings was revealed by s...

通过对树木年轮中信息的提取，重建过去气候变化，具有重要的理论和实际意义。

Each electronic gun can be adjusted to different degree of light. The combination of tricolor with different light degree forms kinds of color variations on the screen.

每一枝电子枪都可以被调整到不同的亮度，不同亮度的三原色的组合使我们在屏幕上得到各种各样的颜色变化。

There are some trim and option variations as well.

还有一些装饰和选项的变化，以及。

The daily, monthly and annual variations of tropopause altitude of Hefei area are gained by analyzing the experimental data statistically.

通过对实测的对流层顶高度资料的统计分析，得出了合肥地区对流层顶高度的日变化、月变化和年变化趋势。

Experimental mice were exposed to Trypanosome evansi after injection by different doses of antigenic reservoir. The results showed that 20 μg dose produced 83% and 67% protection to 2 sample variations after 4 immunizations. However, 3 immunizing doses could not give good protection. No protective effects were detected when experimental animals immunized by single VSG exposed to isotype from different rabbits.

用不同剂量抗原库免疫小鼠后进行攻虫，结果显示：经四次免疫后，20μg 剂量对随机抽取的两个变异体100 条虫体的保护率分别达到 83%和 67%；改变免疫方法，经三次免疫后的保护效果不理想；用单一 VSG 抗原免疫小鼠，接种来自不同兔体的同型虫体，不能起到相应保护作用。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。